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arch: Mass conversion of smp_mb__*()

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Mostly scripted conversion of the smp_mb__* barriers.

Signed-off-by: Peter Zijlstra <peterz@infradead.org>
Acked-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Link: http://lkml.kernel.org/n/tip-55dhyhocezdw1dg7u19hmh1u@git.kernel.org
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: linux-arch@vger.kernel.org
Signed-off-by: Ingo Molnar <mingo@kernel.org>
This commit is contained in:
Peter Zijlstra
2014-03-17 18:06:10 +01:00
committed by Ingo Molnar
parent 1b15611e1c
commit 4e857c58ef
106 changed files with 284 additions and 288 deletions
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8
kernel/rcu/tree_plugin.h
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@@ -2523,9 +2523,9 @@ static void rcu_sysidle_enter(struct rcu_dynticks *rdtp, int irq)
/* Record start of fully idle period. */
j = jiffies;
ACCESS_ONCE(rdtp->dynticks_idle_jiffies) = j;
smp_mb__before_atomic_inc();
smp_mb__before_atomic();
atomic_inc(&rdtp->dynticks_idle);
smp_mb__after_atomic_inc();
smp_mb__after_atomic();
WARN_ON_ONCE(atomic_read(&rdtp->dynticks_idle) & 0x1);
}
@@ -2590,9 +2590,9 @@ static void rcu_sysidle_exit(struct rcu_dynticks *rdtp, int irq)
}
/* Record end of idle period. */
smp_mb__before_atomic_inc();
smp_mb__before_atomic();
atomic_inc(&rdtp->dynticks_idle);
smp_mb__after_atomic_inc();
smp_mb__after_atomic();
WARN_ON_ONCE(!(atomic_read(&rdtp->dynticks_idle) & 0x1));
/*